Refactor workspace structure and documentation

- Deleted obsolete files: obsidian-vault.md, onboarding.md, workspace-model.md
- Updated opencode.json to remove references to deleted files.
- Revised profile.md to clarify the status of legacy paths and communication evidence.
- Adjusted prompts to reflect new file paths and improve clarity.
- Enhanced daily logs with focus, work-items, and blockers properties.
- Updated work-item notes to include systems, workstreams, people, and related properties.
- Improved context maintenance guidelines to ensure accurate and durable project knowledge.
- Refined base filters to exclude template files and ensure only relevant notes are displayed.
- Updated daily templates to ensure proper formatting and consistency.
- Modified workflows to align with the new vault structure and improve context synchronization.

README.md

@@ -96,11 +96,9 @@ Fidelity iOS ecosystem:
 
 ### /ai
 
-Runtime context for AI support.
+Runtime inbox for communication evidence.
 
-- `AGENTS.md` -> behavior rules for AI agents
-- `context/`, `work-items/`, `state/`, and `logs/` -> legacy compatibility memory during the vault migration
-- `inbox/` -> communication evidence and transient inbox files
+- `inbox/` -> communication evidence and transient inbox files before promotion into `vault/`
 
 ### /prompts
 
@@ -119,17 +117,6 @@ Repeatable working guides for:
 - flow debugging
 - external issue analysis
 
-### /knowledge
-
-Reference material for:
-
-- reusable memory rules
-- workspace model
-- XFlow behavior
-- communication rules
-- Fidelity-specific debugging heuristics
-- legacy navigation references during the vault migration
-
 ### /scripts
 
 Helpers for future automation around context generation and communication drafting.
@@ -270,7 +257,7 @@ Generic environment variables:
 - `AIW_MATTERMOST_SYNC_INTERVAL_MINUTES`
 - `AIW_SLACK_EXPORT_PATH`
 
-The older `FIDELITY_*` variables remain supported for compatibility with this project profile.
+The `FIDELITY_*` variables remain supported as Fidelity-profile aliases, but new reusable setup should prefer `AIW_*`.
 
 ---